./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0286582125bb2879636b8cf3b934bed172850a3a3b0d880c07306d10439134a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:47:58,441 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:47:58,516 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:47:58,521 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:47:58,521 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:47:58,545 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:47:58,546 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:47:58,547 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:47:58,548 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:47:58,548 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:47:58,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:47:58,550 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:47:58,550 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:47:58,551 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:47:58,551 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:47:58,552 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:47:58,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:47:58,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:47:58,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:47:58,554 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:47:58,555 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:47:58,556 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:47:58,556 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:47:58,557 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:47:58,557 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:47:58,558 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:47:58,558 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:47:58,559 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:47:58,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:58,560 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:47:58,560 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:47:58,561 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:47:58,561 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:47:58,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:47:58,562 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:47:58,563 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0286582125bb2879636b8cf3b934bed172850a3a3b0d880c07306d10439134a7 [2023-11-21 18:47:58,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:47:58,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:47:58,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:47:58,881 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:47:58,881 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:47:58,883 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i [2023-11-21 18:48:02,061 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:48:02,272 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:48:02,272 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i [2023-11-21 18:48:02,281 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2/data/ebcfb0f16/968372605aeb40719992d33db5ec7649/FLAG7753d292e [2023-11-21 18:48:02,298 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2/data/ebcfb0f16/968372605aeb40719992d33db5ec7649 [2023-11-21 18:48:02,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:48:02,304 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:48:02,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:02,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:48:02,311 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:48:02,312 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:02" (1/1) ... [2023-11-21 18:48:02,313 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14f9d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:02, skipping insertion in model container [2023-11-21 18:48:02,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:02" (1/1) ... [2023-11-21 18:48:02,340 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:48:02,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:02,632 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:48:02,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:02,707 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:48:02,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:02 WrapperNode [2023-11-21 18:48:02,707 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:02,709 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:02,710 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:48:02,710 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:48:02,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:02" (1/1) ... [2023-11-21 18:48:02,742 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:02" (1/1) ... [2023-11-21 18:48:02,789 INFO L138 Inliner]: procedures = 18, calls = 30, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 195 [2023-11-21 18:48:02,789 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:02,790 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:48:02,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:48:02,790 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:48:02,801 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:02" (1/1) ... [2023-11-21 18:48:02,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:02" (1/1) ... [2023-11-21 18:48:02,805 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:02" (1/1) ... [2023-11-21 18:48:02,805 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:02" (1/1) ... [2023-11-21 18:48:02,813 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:02" (1/1) ... [2023-11-21 18:48:02,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:02" (1/1) ... [2023-11-21 18:48:02,821 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:02" (1/1) ... [2023-11-21 18:48:02,823 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:02" (1/1) ... [2023-11-21 18:48:02,826 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:48:02,827 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:48:02,827 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:48:02,828 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:48:02,829 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:02" (1/1) ... [2023-11-21 18:48:02,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:02,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:48:02,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:48:02,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8de3fcc-c41d-4202-9635-f7c60d1d9110/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:48:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:48:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:48:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:48:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:48:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:48:02,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:48:02,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:48:02,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:48:02,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:48:02,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:48:03,010 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:48:03,013 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:48:03,327 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:48:03,419 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:48:03,420 INFO L308 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-21 18:48:03,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:03 BoogieIcfgContainer [2023-11-21 18:48:03,422 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:48:03,423 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:48:03,423 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:48:03,434 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:48:03,434 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:03" (1/1) ... [2023-11-21 18:48:03,444 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:48:03,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:03,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 80 states and 93 transitions. [2023-11-21 18:48:03,516 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2023-11-21 18:48:03,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:48:03,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:03,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:03,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:03,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:03,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:03,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 82 states and 96 transitions. [2023-11-21 18:48:03,937 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 96 transitions. [2023-11-21 18:48:03,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:48:03,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:03,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:04,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:04,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:04,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 83 states and 97 transitions. [2023-11-21 18:48:04,055 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 97 transitions. [2023-11-21 18:48:04,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:48:04,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:04,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:04,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:04,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:04,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 85 states and 100 transitions. [2023-11-21 18:48:04,347 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 100 transitions. [2023-11-21 18:48:04,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:48:04,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:04,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:04,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:04,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:04,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 86 states and 101 transitions. [2023-11-21 18:48:04,564 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 101 transitions. [2023-11-21 18:48:04,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:48:04,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:04,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:04,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:04,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:04,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:04,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 85 states and 100 transitions. [2023-11-21 18:48:04,777 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 100 transitions. [2023-11-21 18:48:04,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:48:04,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:04,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:04,952 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:05,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 95 transitions. [2023-11-21 18:48:05,013 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 95 transitions. [2023-11-21 18:48:05,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:48:05,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:05,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:05,116 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:48:05,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:05,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 67 states and 77 transitions. [2023-11-21 18:48:05,623 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 77 transitions. [2023-11-21 18:48:05,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:48:05,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:05,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:05,721 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:48:05,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:05,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 69 states and 80 transitions. [2023-11-21 18:48:05,818 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 80 transitions. [2023-11-21 18:48:05,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:48:05,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:05,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:05,859 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:48:05,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:05,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 70 states and 81 transitions. [2023-11-21 18:48:05,873 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 81 transitions. [2023-11-21 18:48:05,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:48:05,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:05,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:05,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:05,972 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:06,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:06,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 73 states and 84 transitions. [2023-11-21 18:48:06,299 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2023-11-21 18:48:06,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:06,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:06,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:06,514 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:06,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:06,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 87 transitions. [2023-11-21 18:48:06,954 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 87 transitions. [2023-11-21 18:48:06,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:48:06,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:06,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:07,204 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:07,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:07,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 79 states and 90 transitions. [2023-11-21 18:48:07,743 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 90 transitions. [2023-11-21 18:48:07,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:48:07,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:07,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:07,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:08,027 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:08,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:08,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 82 states and 93 transitions. [2023-11-21 18:48:08,530 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2023-11-21 18:48:08,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:48:08,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:08,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:08,785 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:09,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:09,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 85 states and 96 transitions. [2023-11-21 18:48:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2023-11-21 18:48:09,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:48:09,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:09,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:09,664 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:10,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:10,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 88 states and 99 transitions. [2023-11-21 18:48:10,285 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 99 transitions. [2023-11-21 18:48:10,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:48:10,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:10,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:10,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:10,696 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:11,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:11,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 91 states and 102 transitions. [2023-11-21 18:48:11,393 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 102 transitions. [2023-11-21 18:48:11,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:48:11,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:11,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:11,759 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:12,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:12,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 94 states and 105 transitions. [2023-11-21 18:48:12,429 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 105 transitions. [2023-11-21 18:48:12,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:48:12,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:12,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:12,858 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:13,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:13,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 97 states and 108 transitions. [2023-11-21 18:48:13,577 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 108 transitions. [2023-11-21 18:48:13,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:48:13,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:13,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:14,061 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:14,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:14,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 100 states and 111 transitions. [2023-11-21 18:48:14,824 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 111 transitions. [2023-11-21 18:48:14,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:48:14,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:14,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:14,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:15,340 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:16,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:16,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 103 states and 114 transitions. [2023-11-21 18:48:16,238 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 114 transitions. [2023-11-21 18:48:16,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:48:16,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:16,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:17,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:17,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 106 states and 117 transitions. [2023-11-21 18:48:17,632 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 117 transitions. [2023-11-21 18:48:17,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:48:17,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:17,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:18,193 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:19,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:19,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 109 states and 120 transitions. [2023-11-21 18:48:19,092 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 120 transitions. [2023-11-21 18:48:19,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:48:19,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:19,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:19,674 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:20,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:20,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 112 states and 123 transitions. [2023-11-21 18:48:20,553 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 123 transitions. [2023-11-21 18:48:20,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:48:20,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:20,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:21,120 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:22,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:22,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 115 states and 126 transitions. [2023-11-21 18:48:22,049 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 126 transitions. [2023-11-21 18:48:22,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:48:22,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:22,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:22,738 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:23,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:23,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 118 states and 129 transitions. [2023-11-21 18:48:23,710 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 129 transitions. [2023-11-21 18:48:23,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:48:23,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:23,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:24,337 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:25,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:25,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 121 states and 132 transitions. [2023-11-21 18:48:25,320 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 132 transitions. [2023-11-21 18:48:25,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:48:25,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:25,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:26,083 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:27,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:27,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 124 states and 135 transitions. [2023-11-21 18:48:27,132 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 135 transitions. [2023-11-21 18:48:27,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:48:27,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:27,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:27,966 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:29,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:29,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 127 states and 138 transitions. [2023-11-21 18:48:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 138 transitions. [2023-11-21 18:48:29,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:48:29,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:29,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:29,894 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:30,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:30,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 130 states and 141 transitions. [2023-11-21 18:48:30,992 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2023-11-21 18:48:31,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:48:31,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:31,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:31,807 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:33,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:33,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 133 states and 144 transitions. [2023-11-21 18:48:33,043 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 144 transitions. [2023-11-21 18:48:33,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:48:33,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:33,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:33,953 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:35,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:35,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 136 states and 147 transitions. [2023-11-21 18:48:35,299 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 147 transitions. [2023-11-21 18:48:35,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:48:35,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:35,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:36,124 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:37,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:37,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 139 states and 150 transitions. [2023-11-21 18:48:37,523 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 150 transitions. [2023-11-21 18:48:37,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-21 18:48:37,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:37,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:38,524 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:39,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:39,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 142 states and 153 transitions. [2023-11-21 18:48:39,926 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 153 transitions. [2023-11-21 18:48:39,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:48:39,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:39,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:40,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:42,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:42,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 145 states and 156 transitions. [2023-11-21 18:48:42,523 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 156 transitions. [2023-11-21 18:48:42,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-21 18:48:42,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:42,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:43,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1082 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:44,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:44,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 148 states and 159 transitions. [2023-11-21 18:48:44,928 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 159 transitions. [2023-11-21 18:48:44,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-21 18:48:44,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:44,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:46,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.